$1-\frac{1}{2}-\frac{1}{2}-\frac{1}{2}1-\backslash frac\{1\}\{2\}-\backslash frac\{1\}\{2\}-\backslash frac\{1\}\{2\}$ = ……

$\frac{3}{5}÷\frac{1}{3}\backslash frac\{3\}\{5\}\backslash div\backslash frac\{1\}\{3\}$ = ……

Reciprocal of $1\frac{1}{2}1\backslash frac\{1\}\{2\}$ = …

51.36 + 87.35 = ……

$\frac{-24}{84}\backslash frac\{-24\}\{84\}$ = …

Equivalent fraction to $\frac{3}{5}\backslash frac\{3\}\{5\}$ is ……

$\frac{-4}{9}=\frac{x}{-27}\backslash frac\{-4\}\{9\}=\backslash frac\{x\}\{-27\}$ then x = ……

$\frac{-2}{5}(\frac{-7}{10}+\frac{1}{6})\backslash frac\{-2\}\{5\}(\backslash frac\{-7\}\{10\}+\backslash frac\{1\}\{6\})$ = ……

$(\frac{3}{4})÷0(\backslash frac\{3\}\{4\})\backslash div0$ = ……

$\frac{8}{-5}+\frac{-5}{-6}\backslash frac\{8\}\{-5\}+\backslash frac\{-5\}\{-6\}$ = ……